Reddit SpaceX Acronym Expander

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Reddit SpaceX Acronym Expander",
  "description": "This extension expands acronyms on the SpaceX Reddit page for easier reading",
  "version": "1.1",
  "browser_action": {
    "default_icon": "icon-16.png",
    "default_popup": "popup.html"
  },
  "permissions": [
    "activeTab",
    "https://ajax.googleapis.com/"
  ],
  "icons": {
    "16": "icon-16.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.reddit.com/r/spacex/comments/*"
      ],
      "js": [
        "jquery-2.2.0.min.js",
        "expander.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "spacex.json"
  ]
}